diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_procmaps.h b/compiler-rt/lib/sanitizer_common/sanitizer_procmaps.h
index a556b2369e31..126c8951b79e 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_procmaps.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_procmaps.h
@@ -21,9 +21,7 @@ namespace __sanitizer {
 #ifdef _WIN32
 class MemoryMappingLayout {
  public:
-  MemoryMappingLayout() {
-    UNIMPLEMENTED();
-  }
+  MemoryMappingLayout() {}
   bool GetObjectNameAndOffset(uptr addr, uptr *offset,
                               char filename[], uptr filename_size) {
     UNIMPLEMENTED();